Home / 937,579.89-1,406,468.67-306,492.69

Finding the Fourth Proportional to 937,579.89, 1,406,468.67 and 306,492.69

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Solution

The fourth proportional to 937,579.89, 1,406,468.67 and 306,492.69 is: 459,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,579.89 : 1,406,468.67 = 306,492.69 : x
  2. Step 2: Convert to fraction form
    937,579.89/1,406,468.67 = 306,492.69/x
  3. Step 3: Cross multiply
    937,579.89x = 1,406,468.67 × 306,492.69
  4. Step 4: Simplify right side
    937,579.89x = 431,072,366,069.02
  5. Step 5: Solve for x
    x = 431,072,366,069.02/937,579.89
  6. Step 6: Final answer
    x = 459,771.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.